sandarach vs natural resin

sandarach and natural resin both are nouns.

Word	Noun	Adjective	Verb	Adverb
sandarach	Yes	No	No	No
natural resin	Yes	No	No	No

As nouns, natural resin is a hypernym of sandarach; that is, natural resin is a word with a broader meaning than sandarach:

sandarach: a brittle and faintly aromatic translucent resin used in varnishes
natural resin: a plant exudate

sandarach (noun)	natural resin (noun)
a brittle and faintly aromatic translucent resin used in varnishes	a plant exudate